Oceans
What do ship captains use to help them know when it is safe to dock at the ocean's edge?
More Questions from Oceans
In the 1970's, a large and failed expansion to Florida's Osborne Reef was comprised mostly of what?
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What was the largest oil spill in terms of volume in the 20th century?
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The three types of ice that cover the Arctic Ocean are polar ice, fast ice and what?
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What is the average length in feet of a the adult gray whale?
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